USGS Water-Year Summary 2024
05418110 North Fork Maquoketa River below Bear Creek at Dyersville, IA
LOCATION - Lat 42°28'13.2", long 91°07'28.4" referenced to North American Datum of 1983, in NW 1/4 NE 1/4 NW 1/4 sec.06, T.88 N., R.2 W., Dubuque County, IA, Hydrologic Unit 07060006, on right bank 10 ft downstream from bridge on U.S. Highway 20 in Dyersville, 0.4 mi downstream from Bear Creek, and 70.8 mi upstream from mouth.
DRAINAGE AREA - 122 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - Discharge records from April 2012 to July 2016.
GAGE - Water-stage recorder. Datum of gage is 924.95 ft above North American Vertical Datum of 1988.
WATER-QUALITY RECORDS
PERIOD OF DAILY RECORD -
NITRATE + NITRITE: May 2012 to November 2014, records fragmentary.
TURBIDITY: April 2012 to November 2014, records fragmentary.
WATER TEMPERATURE: April 2012 to November 2014, records fragmentary.